Gastropoda - Trochoidea - Trochidae

Alternative combination: Margarites (Lirularia) magna

Full reference: T. S. Oldroyd. 1925. The fossils of the Lower San Pedro fauna of the Nob Hill cut, San Pedro, California. Proceedings of the United States National Museum 65(2535):1-39

Belongs to Lirularia according to A. Hendy 2021

See also Oldroyd 1925

Sister taxa: Lirularia acuticostata, Lirularia aresta, Lirularia knechti, Lirularia lirulata, Lirularia optabilis, Lirularia parcipicta, Lirularia pedroana, Lirularia succincta, Margarites (Lirularia) condoni

Type specimen: USNM 352410. Its type locality is Nob Hill cut, San Pedro, which is in a Pleistocene marine horizon in the San Pedro Sand Formation of California.

Distribution: found only at Nob Hill cut, San Pedro

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Specimen images are retrieved through the ePANDDA API.